Two lines that are the same length and two angles that have the same measure.
What is congruent lines and angles?
100
Two angles that are congruent because they are on opposite sides of two intersecting lines.
What is vertical angles?
100
An argument in which every statement is supported with a reason.
What is a proof?
100
A four-sided closed figure with four congruent sides and four right angles.
What is a square?
100
A line that intersects two or more lines.
What is a transversal?
200
SSS, SAS, ASA, AAS are the four postulates
What are the triangle congruency postulates?
200
Angles inside the parallel lines that are on opposite sides of the transversal.
What is alternate interior angles?
200
The property means that a line is congruent to itself.
What is reflexive?
200
A parallelogram with four right angles and 2 pairs of congruent sides.
What is a rectangle?
200
An example that proves that a statement is false.
What is a counterexample?
300
Parts are in the same relative position in congruent figures.
What is corresponding parts?
300
Any two angles that sum to 180 degrees.
What is supplementary angles?
300
Stands for Corresponding Parts of Congruent Triangles are Congruent.
What is CPCTC?
300
A four-sided figure with two pairs of parallel sides.
What is a parallelogram?
300
Angles on the same side as the transversal and between two parallel lines.
What is consecutive angles?
400
The notation means perpendicular lines, parallel lines, congruent, and equivalent.
What is (pictures must be drawn)?
Symbols must be in order to "answer".
400
Angles on the same side of the transversal and in corresponding position relative to the two parallel lines and transversal.
What is corresponding angles?
400
Two columns of statements and reasons to prove a statement that is detailed and a logical argument.
What is a two-column proof?
400
A four-sided figure with exactly one pair of parallel sides.
What is a trapezoid?
400
A statement that switches the hypothesis and conclusion of a conditional statement.
What is a converse?
500
The notation means line segment JK is congruent to line segment MN, line segment DO has the same length as line segment CA, angle ABC is congruent to angle DEF, and angle PAT is the same measure as angle LET.
What is (pictures of symbols)?
Symbols must be in order to "answer".
500
The picture indicates that angles 1,3, 5, and 7 are congruent and angles 2, 4, 6, and 8 are congruent.
(Draw two parallel lines and a transversal and mark the angles according to above rules)
What angles are congruent (picture must be drawn)?
500
Triangle that has two congruent angles and two congruent sides.
What is an isosceles triangle?
500
A four-sided figure with 2 pairs of adjacent sides that are congruent.
What is a kite?
500
A quadrilateral with one diagonal outside the figure.